196346064191 has 2 divisors, whose sum is σ = 196346064192. Its totient is φ = 196346064190.

The previous prime is 196346064181. The next prime is 196346064209. The reversal of 196346064191 is 191460643691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196346064191 - 2³⁰ = 195272322367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196346064121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98173032095 + 98173032096.

It is an arithmetic number, because the mean of its divisors is an integer number (98173032096).

Almost surely, 2^196346064191 is an apocalyptic number.

196346064191 is a deficient number, since it is larger than the sum of its proper divisors (1).

196346064191 is an equidigital number, since it uses as much as digits as its factorization.

196346064191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 50.

The spelling of 196346064191 in words is "one hundred ninety-six billion, three hundred forty-six million, sixty-four thousand, one hundred ninety-one".